Lemma
MediumCounting & chance
AQuA-RAT train #207 · Probability · Counting & chance

A miniature roulette wheel is divided into 10 equal sectors, each bearing…

A miniature roulette wheel is divided into 10 equal sectors, each bearing a distinct integer from 1 to 10, inclusive. Each time the wheel is spun, a ball randomly determines the winning sector by settling in that sector. If the wheel is spun two times, approximately what is the probability that the product of the two winning sectors’ integers will be even?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #207

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